---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5350 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 668K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 472 5302 0 2201 7223 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e1:ae:ce brd ff:ff:ff:ff:ff:ff inet 10.32.7.114/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fee1:aece/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5350) 02/07/26 _x86_64_ (4 CPU) 12:27:56 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 157.24 71.42 85.82 4673.62 40810.55 12:30:01 85.22 29.75 55.47 1657.46 9703.85 12:31:01 70.64 8.60 62.05 491.04 9598.67 12:32:01 24.00 1.52 22.49 108.35 3756.79 Average: 84.27 27.82 56.45 1732.43 15966.18 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5969400 7397976 2198012 26.91 37492 1570944 727684 7.90 604132 1428668 86604 12:30:01 5580532 7284216 2586880 31.67 57480 1809876 859348 9.32 755052 1633464 101740 12:31:01 5377980 7340872 2789432 34.15 64416 2055760 745480 8.09 764568 1813000 85948 12:32:01 5444268 7412180 2723144 33.34 66488 2058272 674408 7.32 699496 1811840 8956 Average: 5593045 7358811 2574367 31.52 56469 1873713 751730 8.16 705812 1671743 70812 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:29:01 ens3 444.61 246.94 1527.62 65.16 0.00 0.00 0.00 0.00 12:30:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 12:30:01 ens3 96.30 59.94 441.40 16.44 0.00 0.00 0.00 0.00 12:31:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:31:01 ens3 391.25 381.16 2584.57 71.45 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:32:01 ens3 12.09 13.08 9.26 6.14 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 236.05 175.27 1140.68 39.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5350) 02/07/26 _x86_64_ (4 CPU) 12:27:56 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 21.82 0.00 2.61 4.59 1.07 69.91 12:29:01 0 31.62 0.00 2.36 2.77 1.20 62.04 12:29:01 1 14.59 0.00 4.06 6.33 1.00 74.02 12:29:01 2 12.78 0.00 1.45 3.12 0.97 81.67 12:29:01 3 28.29 0.00 2.60 6.14 1.10 61.86 12:30:01 all 25.59 0.00 1.65 1.82 1.05 69.90 12:30:01 0 26.12 0.00 1.55 2.05 1.00 69.29 12:30:01 1 19.98 0.00 1.16 0.20 1.09 77.57 12:30:01 2 39.18 0.00 2.75 1.56 1.33 55.17 12:30:01 3 17.11 0.00 1.12 3.48 0.77 77.53 12:31:01 all 36.55 0.00 2.01 0.77 1.96 58.70 12:31:01 0 30.82 0.00 1.60 0.63 1.63 65.32 12:31:01 1 34.62 0.00 2.17 0.92 2.03 60.26 12:31:01 2 49.81 0.00 2.83 1.00 2.50 43.87 12:31:01 3 30.92 0.00 1.45 0.53 1.70 65.41 12:32:01 all 21.44 0.00 0.93 0.58 0.64 76.41 12:32:01 0 5.21 0.00 0.55 0.52 0.23 93.49 12:32:01 1 2.78 0.00 0.30 0.02 0.33 96.57 12:32:01 2 47.67 0.00 1.77 1.77 1.22 47.57 12:32:01 3 30.19 0.00 1.10 0.07 0.77 67.88 Average: all 26.35 0.00 1.80 1.94 1.18 68.73 Average: 0 23.44 0.00 1.51 1.49 1.02 72.53 Average: 1 17.97 0.00 1.92 1.86 1.11 77.14 Average: 2 37.38 0.00 2.20 1.86 1.50 57.05 Average: 3 26.63 0.00 1.56 2.55 1.08 68.18